
HOWTOTAKEOUTFRONTGRILLE
Pleasefollowthestepsbelowtotakeoutfrontgrilleif
necessarysuchaswhenservicing.
1.Settheverticalairflowdirectionlouvertothehorizontal
position.
2.Slidedownthetwocapsonthefrontgrilleasshowninthe
illustrationatright,andthenremovethetwomounting
screws.
3.Pullthelowersectionofthefrontgrilletowardsyouto
removethefrontgrille.
Whenreinstallingthefrontgrille,firstsetthevertical
airflowdirectionlouvretothehorizontalpositionand
thencarryoutabovesteps2-3inthereverseorder.
AUTOSWITCHOPERATION
Thebelowoperationswillbeperformedbypressingthe
• AUTO switch.
1.AUTOOPERATIONMODE
TheAutooperationwillbeactivatedimmediatelyoncethe
AutoSwitchispressed.
2.TESTRUNOPERATION(FORPUMPDOWN/SERVICING
PURPOSE)
TheTestRunoperationwillbeactivatediftheAutoSwitch
ispressedcontinuouslyformorethan5sec.tobelow10
sec.A "Pep"soundwilloccuratthefifthsec.,inorderto
identifythestartingofTestRunoperation
3.REMOTECONTROLLERRECEIVINGSOUNDON/OFF
TheON/OFFofRemoteControllerreceivingsoundcanbe
changedoverbypressingthe"AUTO"Switchcontinuously
for10sec.andabove.A "Pep" "PeP"soundwilloccuratthe
tenthsec.,inordertoindicatethe"ON/OFF"changedover
ofremotecontrolreceivingsound.
9.3.OUTDOORUNIT
9.3.1.SELECTTHEBESTLOCATION
(Referto"Selectthebestlocation
section")
9.3.2.INSTALLTHEOUTDOORUNIT
Afterselectingthebestlocation,startinstallationaccording
toIndoor/OutdoorUnitInstallationDiagram.
1.Fixtheunitonconcreteorrigidframefirmlyandhorizontally
byboltnut.(ø10mm).
2.Wheninstallingatroof,pleaseconsiderstrongwindand
earthquake.Pleasefastentheinstallationstandfirmlywith
boltornails.
9.3.3.CONNECTINGTHEPIPING
ConnectingThePipingToIndoorUnit
Pleasemakeflareafterinsertingflarenut(locateatjointportion
oftubeassembly)ontothecopperpipe.(Incaseofusinglong
piping)
Connectthepiping
Alignthecenterofpipingandsufficientlytightentheflare
nutwithfingers.
Furthertightentheflarenutwithtorquewrenchinspecified
torqueasstatedinthetable.
Pipingsize(Torque)
Gas Liquid
3/8''(42N.m)1/4''(18N.m)
ConnectingThePipingToOutdoorUnit
Decidepipinglengthandthencutbyusingpipecutter.Remove
burrsfromcutedge.Makeflareafterinsertingtheflarenut
(locatedatvalve)ontothecopperpipe.
Aligncenterofpipingtovalvesandthentightenwithtorque
wrenchtothespecifiedtorqueasstatedinthetable.
35
Unit:mm
A
C
D
B
Model
ABCD
4748720261
570103.9
19.5320
CU-UW9GKE
CU-UW12GKE
CS-UW9GKE
CS-UW12GKE
U U U U
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